{"action":"Upgrade heimdal to 7.4.0-r0 or later.","affected":[{"fixed":"7.4.0-r0","introduced":"0"}],"component":"heimdal","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.13","exploited":false,"fixed_versions":["7.4.0-r0"],"id":"tcs_01M5N8XERQJ8PMTZXEETF014G8","modified_at":"2026-07-08T04:31:09.402454714Z","published_at":"2017-07-13T13:29:00.173Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2017-11103","https://security.alpinelinux.org/vuln/CVE-2017-11103"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2017-11103#Alpine:v3.13/heimdal","url":"https://osv.dev/vulnerability/ALPINE-CVE-2017-11103"}],"summary":"Heimdal before 7.4 allows remote attackers to impersonate services with Orpheus' Lyre attacks because it obtains service-principal names in a way that violates the Kerberos 5 protocol specification. I"}